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  <head>
    <meta charset="UTF-8" />
    <meta name="viewport" content="width=device-width, initial-scale=1.0" />
    <title>Document</title>
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  <body>
    <script>
      const day = "5-1";
      const res =
        day === "5-1"
          ? "国庆"
          : day === "1-1"
          ? "元旦"
          : day === "8-15"
          ? "中秋"
          : "其他";
      console.log(res);
    </script>
  </body>
</html>
